PC World is the best source of information on how to select, buy, and use computer products and services for home and business. It's packed with award-winning articles, monthly Top 100 PC and product rankings, evaluations and ratings from the PC World Test Center, tips, how-tos, consumer advice, step-by-step guides, and more.PCWorld is the best source of information on how to select, buy, and use computer products and services for home and business. It's packed with award-winning articles, monthly Top 100 PC and product rankings, evaluations and ratings from the PC World Test Center, tips, how-tos, consumer advice, step-by-step guides, and more.